Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
France 2 Euro Sidaction Commemorative
France's 2014 bi-metallic 2 euro commemorative honouring Sidaction, shown with a red AIDS-awareness ribbon and paired with the shared European reverse.
Commemorative
Australian Threepence
Australia's small pre-decimal silver threepence (3d), the country's tiniest coin, struck 1910-1964. The example shown carries a George V portrait.
Australian
Barbados 25 Cents
A copper-nickel Caribbean circulation coin of Barbados; the 1998 example shows the national coat of arms on the obverse and the 25-cent value on the reverse.
Circulation
Native American Dollar
U.S. golden dollar with the Sacagawea obverse and a yearly-changing reverse; the 2009 issue shows Native American agriculture and three corn stalks.
Dollar
Roosevelt Dime
The circulating U.S. ten-cent coin honoring Franklin D. Roosevelt, shown here as a 1965 copper-nickel clad issue with a torch, olive, and oak reverse.
Dime
Victoria Maundy Twopence
A tiny sterling-silver ceremonial coin from a Royal Maundy set. This 1845 example shows Victoria's young head and a crowned 2 in a wreath.
British Isles
New Zealand Halfpenny
New Zealand's small bronze halfpenny, struck from 1940, with a royal portrait obverse and a Maori hei-tiki reverse. The coin shown is a 1940 George VI issue.
New Zealand
Victoria Maundy Fourpence
A tiny sterling-silver ceremonial coin from a royal Maundy set. This 1889 example shows Victoria's crowned Jubilee Head and a crowned '4' in a wreath.
British Isles
Half Sovereign
A small British 22-carat gold coin worth ten shillings; this example shows Queen Victoria's veiled, crowned Jubilee Head portrait and is dated 1887.
World Coins
British Half Sovereign
A small 22-carat British gold coin worth ten shillings; the pictured example shows Queen Victoria's left-facing Young Head portrait, dated 1863.
British
Three-Dollar Gold Piece
An unusual U.S. gold coin of the $3 denomination struck 1854–1889, showing a Liberty head in a feathered Indian-style headdress. The photo shows the 1854 first year.
Gold Type Coin
Aureus of Nero
Roman imperial gold aureus of Emperor Nero (54-68 AD), showing his curly-haired portrait facing right with a Latin imperial legend.
Ancient Coins
Gold Dinar of al-Hafiz li-Din Allah
A hand-struck Fatimid gold dinar of the caliph al-Hafiz li-Din Allah, carrying only Arabic calligraphy in concentric ring borders and dated AH 544.
Islamic (Medieval)
Pennsylvania State Quarter
1999 U.S. 25-cent piece, second in the 50 State Quarters series, showing the Commonwealth statue, state outline, and a keystone for Pennsylvania.
Quarter
Bronze Coin of Cleopatra VII
Ptolemaic bronze coin of Cleopatra VII of Egypt, 51-30 BC, showing her draped diademed bust in profile as sole named female ruler of the dynasty.
Ancient
Sestertius of Nero (Port of Ostia)
A large brass sestertius of the emperor Nero (54–68 AD) showing his portrait on one side and a bird's-eye view of the harbour at Ostia on the other.
Ancient
Bronze As of Nero
A Roman bronze as struck under the emperor Nero (54–68 AD), bearing his laureate portrait on the obverse and an imperial reverse type.
Ancient
Solidus of Justinian I
Byzantine gold solidus of Emperor Justinian I (527-565 AD), showing his crowned imperial bust with a seated figure on the reverse.
Ancient Coins
Byzantine Nummus of Tiberius Constantine
A small bronze coin of Byzantine emperor Tiberius II Constantine (AD 578-582), with an imperial portrait or inscription and a mark of value or monogram.
Ancient